<template>
  <el-dialog
    v-model="visible"
    title="角色权限设置"
    :width="500"
    destroy-on-close
    @closed="$emit('closed')"
  >
    <el-tabs tab-position="top">
      <el-tab-pane label="菜单权限">
        <div class="treeMain">
          <el-tree
            ref="menu"
            node-key="name"
            :data="menu.list"
            :props="menu.props"
            show-checkbox
          />
        </div>
      </el-tab-pane>
      <el-tab-pane label="数据权限">
        <el-form
          label-width="100px"
          label-position="left"
        >
          <el-form-item label="规则类型">
            <el-select
              v-model="data.dataType"
              placeholder="请选择"
            >
              <el-option
                label="全部可见"
                value="1"
              />
              <el-option
                label="本人可见"
                value="2"
              />
              <el-option
                label="所在部门可见"
                value="3"
              />
              <el-option
                label="所在部门及子级可见"
                value="4"
              />
              <el-option
                label="选择的部门可见"
                value="5"
              />
              <el-option
                label="自定义"
                value="6"
              />
            </el-select>
          </el-form-item>
          <el-form-item
            v-show="data.dataType == '5'"
            label="选择部门"
          >
            <div
              class="treeMain"
              style="width: 100%"
            >
              <el-tree
                ref="dept"
                node-key="id"
                :data="data.list"
                :props="data.props"
                show-checkbox
              />
            </div>
          </el-form-item>
          <el-form-item
            v-show="data.dataType == '6'"
            label="规则值"
          >
            <el-input
              v-model="data.rule"
              clearable
              type="textarea"
              :rows="6"
              placeholder="请输入自定义规则代码"
            />
          </el-form-item>
        </el-form>
      </el-tab-pane>
      <el-tab-pane label="控制台模块">
        <div class="treeMain">
          <el-tree
            ref="grid"
            node-key="key"
            :data="grid.list"
            :props="grid.props"
            :default-checked-keys="grid.checked"
            show-checkbox
          />
        </div>
      </el-tab-pane>
      <el-tab-pane label="控制台">
        <el-form
          label-width="100px"
          label-position="left"
        >
          <el-form-item label="控制台视图">
            <el-select
              v-model="dashboard"
              placeholder="请选择"
            >
              <el-option
                v-for="item in dashboardOptions"
                :key="item.value"
                :label="item.label"
                :value="item.value"
              >
                <span style="float: left">{{ item.label }}</span>
                <span style="float: right; color: #8492a6; font-size: 12px">{{
                  item.views
                }}</span>
              </el-option>
            </el-select>
            <div class="el-form-item-msg">
              用于控制角色登录后控制台的视图
            </div>
          </el-form-item>
        </el-form>
      </el-tab-pane>
    </el-tabs>
    <template #footer>
      <el-button @click="visible = false">
        取 消
      </el-button>
      <el-button
        type="primary"
        :loading="isSaveing"
        @click="submit()"
      >
        保 存
      </el-button>
    </template>
  </el-dialog>
</template>

<script>
export default {
  emits: ["success", "closed"],
  data() {
    return {
      visible: false,
      isSaveing: false,
      menu: {
        list: [],
        checked: [],
        props: {
          label: (data) => {
            return data.meta.title;
          },
        },
      },
      grid: {
        list: [],
        checked: ["welcome", "ver", "time", "progress", "echarts", "about"],
        props: {
          label: (data) => {
            return data.title;
          },
          disabled: (data) => {
            return data.isFixed;
          },
        },
      },
      data: {
        dataType: "1",
        list: [],
        checked: [],
        props: {},
        rule: "",
      },
      dashboard: "0",
      dashboardOptions: [
        {
          value: "0",
          label: "数据统计",
          views: "stats",
        },
        {
          value: "1",
          label: "工作台",
          views: "work",
        },
      ],
    };
  },
  mounted() {
    this.getMenu();
    this.getDept();
    this.getGrid();
  },
  methods: {
    open() {
      this.visible = true;
    },
    submit() {
      this.isSaveing = true;

      //选中的和半选的合并后传值接口
      var checkedKeys = this.$refs.menu
        .getCheckedKeys()
        .concat(this.$refs.menu.getHalfCheckedKeys());
      console.log(checkedKeys);

      var checkedKeys_dept = this.$refs.dept
        .getCheckedKeys()
        .concat(this.$refs.dept.getHalfCheckedKeys());
      console.log(checkedKeys_dept);

      setTimeout(() => {
        this.isSaveing = false;
        this.visible = false;
        this.$message.success("操作成功");
        this.$emit("success");
      }, 1000);
    },
    async getMenu() {
      var res = await this.$API.system.menu.list.get();
      this.menu.list = res.data;

      //获取接口返回的之前选中的和半选的合并，处理过滤掉有叶子节点的key
      this.menu.checked = [
        "system",
        "user",
        "user.add",
        "user.edit",
        "user.del",
        "directive.edit",
        "other",
        "directive",
      ];
      this.$nextTick(() => {
        let filterKeys = this.menu.checked.filter(
          (key) => this.$refs.menu.getNode(key).isLeaf
        );
        this.$refs.menu.setCheckedKeys(filterKeys, true);
      });
    },
    async getDept() {
      var res = await this.$API.system.dept.list.get();
      this.data.list = res.data;
      this.data.checked = ["12", "2", "21", "22", "1"];
      this.$nextTick(() => {
        let filterKeys = this.data.checked.filter(
          (key) => this.$refs.dept.getNode(key).isLeaf
        );
        this.$refs.dept.setCheckedKeys(filterKeys, true);
      });
    },
    getGrid() {
      this.grid.list = [
        {
          key: "welcome",
          title: "欢迎",
          isFixed: true,
        },
        {
          key: "ver",
          title: "版本信息",
          isFixed: true,
        },
        {
          key: "time",
          title: "时钟",
        },
        {
          key: "progress",
          title: "进度环",
        },
        {
          key: "echarts",
          title: "实时收入",
        },
        {
          key: "about",
          title: "关于项目",
        },
      ];
    },
  },
};
</script>

<style scoped>
.treeMain {
  height: 280px;
  overflow: auto;
  border: 1px solid #dcdfe6;
  margin-bottom: 10px;
}
</style>
